Author Question: Research on how to conduct studies on the internet has shown that the highest rate of return occurs ... (Read 34 times)

stephzh

  • Hero Member
  • *****
  • Posts: 556
Research on how to conduct studies on the internet has shown that the highest rate of return occurs when the investigator contacts potential respondents through which of the following?
 
  a. Hyperlinks on websites.
  b. Sending information to newsgroups.
  c. Individual email messages.
  d. Announcements of the surveys in major magazines.

Question 2

A researcher designed an experiment to determine whether working under time pressure causes people to make more errors on moderately difficult math problems. In this study, the independent variable is
 
  a. errors
  b. the difficulty of the math problems
  c. performance on math problems
   d. the time participants were given to complete the problems e. none of the above



TheNamesImani

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

C

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

For a complete list of videos, visit our video library